
3966320 Fuel Pipe
We mainly deals in Dongfeng truck accessories (engine/axle/gearbox/cabin), especially Dana axle accessories and Cummins engine parts (4BT, 6BT, 6CT, 6L, ISBE, ISDE, ISLE,ISF2.8, ISF3.8, NTA855, KTA19,KTA38, KTA50, M11, ISM, etc.) with great advantages
Product Descreiption
1. Product Basic Parameters
- Part Number: 3966320
- Product Name: Fuel Pipe / Fuel Delivery Hose
- Material: High-pressure oil-resistant rubber + reinforced braided layer
- Pressure Resistance: Meet engine standard fuel system working pressure
- Application Type: Engine fuel supply pipeline
- Fit Type: Direct OEM replacement part
2. Installation Position
Installed on the engine assembly, between the fuel pump, fuel filter and engine fuel injection system; mainly laid in engine compartment fuel circuit area, connecting fuel delivery components and engine oil inlet ports.
3. Main Function
- Transport gasoline/diesel fuel stably from fuel tank to engine fuel injection system.
- Resist oil corrosion, high temperature and vibration to prevent fuel leakage.
- Maintain stable fuel flow to ensure normal engine fuel supply and stable power output.
- Isolate external dust and impurities to keep fuel delivery clean and unobstructed.




